I guess the correct answer is the first one.
The answer is commensalism because commensalism is a relationship where an organism is benefitted and the other is neither benefitted nor harmed. The barnacle is being benefited and the whale is not being benefited or harmed.
I believe the answer is C. Positive, since it is a sustainable plan to use a renewable source hope this helps :)
For a chlorine atom to become a chloride ion, it must gain an electron.The chloride ion has a negative charge and is written as Cl-. Chlorine gains an electron because it has seven valence electrons, and to be a full octet, it gains an electron.
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George Miller. he provided two very important ideas with respect to cognition. The first regards short term memory, while the second one is planning (TOTE). He set the stage for considering humans behavior as a set of responses that occur hierarchically.
